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更多免费计算工具请下载水业导航客户端：点击下载,,,,,,,,,,,,,,,,
UPVC加筋管粗糙系数n:,,,,,,,,,0.009,,,,,,,
污水管道在设计充满度时最小设计流速为,,,,,,,,,0.6,m/s,,,,,,
设计流量,,,,,,,,,Q=VA,L/s,,,,,,
设计流速,,,,,,,,,V=1/n*R2/3*I1/2,m/s,,,,,,
,其中R--水力半径(米);I--水力坡降;n--粗糙系数;A--水流断面(米2);ρ--湿周(米),,,,,,,,,,,,,,,
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,污水管道应按不满流计算，其最大设计充满度应按下表采用。,,,,,,,,,,,,,,,
,管径或渠高,,,最大设计充满度,,,,,,,,,,,,
,200~300,,,0.55,,,,,,,,,,,,
,350~450,,,0.65,,,,,,,,,,,,
,500~900,,,0.7,,,,,,,,,,,,
,≥1000,,,0.75,,,,,,,,,,,,
,"h<2/D时,",,A=(θ-sinθcosθ)r2=(arccos(1-2t)-(4t-2t2)0.5(1-2t))D2/4,,,,,,,,,,,,,
,,,ρ=2θr,,,,,,,,,,,,,
,,,R=(θ-sinθcosθ)r/2θ=(arccos(1-2t)-(4t-2t2)0.5(1-2t))D/4arccos(1-2t),,,,,,,,,,,,,
,"h>2/D时,",,A=(π-θ+sinθcosθ)r2=(π-arccos(1-2t)+(4t-2t2)0.5(1-2t))D2/4,,,,,,,,,,,,,
,,,ρ=2θr,,,,,,,,,,,,,
,,,R=(π-θ+sinθcosθ)r/2θ=(π-arccos(1-2t)+(4t-2t2)0.5(1-2t))D/4arccos(1-2t),,,,,,,,,,,,,
污水管道水力计算表,,,,,,,,,,,,,,,,
管段编号,管道长度l(m),设计流量(L/s),,,管径D,充满度,管道坡度I,流速V(m/s),水流断面A(m2),水力半径R(m),实际流量Q(L/s),坡降(m),沟底标高(m),,水面标高(m),
,,沿线流量,转输流量,设计流量,(mm),h/D,,,,,,,起端,终端,起端,终端
1,2,3,4,5,6,7,8,10,11,12,13,14,15,16,17,18
1,20,2.00,0.00,2.00,150,0.350,0.0035,0.61,0.0053,0.028,大了,0.07,-1.00,-1.07,-0.95,-1.02
2,30,2.00,2.00,4.00,200,0.25,0.0080,0.91,0.0058,0.028,大了,0.24,-1.12,-1.36,-1.07,-1.31
3,30,2.00,4.00,6.00,200,0.51,0.0030,0.80,0.0152,0.048,大了,0.09,-1.36,-1.45,NO,-1.35
4,,2.00,6.00,8.00,200,0.49,0.0030,0.82,0.0153,0.049,大了,0,-1.45,-1.45,-1.35,-1.35
5,,2.00,8.00,10.00,200,0.49,0.0030,0.82,0.0153,0.049,大了,0,-1.45,-1.45,NO,-1.35
6,,2.00,10.00,12.00,200,0.49,0.0030,0.82,0.0153,0.049,12.48,0,-1.45,-1.45,NO,-1.35
7,,2.00,12.00,14.00,200,0.49,0.0030,0.82,0.0153,0.049,小了,0,-1.45,-1.45,NO,-1.35
8,,2.00,14.00,16.00,200,0.49,0.0030,0.82,0.0153,0.049,小了,0,-1.45,-1.45,NO,-1.35
9,,2.00,16.00,18.00,200,0.12,0.0030,0.35,0.0020,0.014,小了,0,-1.45,-1.45,-1.43,-1.43
10,,2.00,18.00,20.00,200,0.49,0.0030,0.82,0.0153,0.049,小了,0,-1.45,-1.45,NO,-1.35
11,,2.00,20.00,22.00,200,0.49,0.0030,0.82,0.0153,0.049,小了,0,-1.45,-1.45,NO,-1.35
12,,2.00,22.00,24.00,200,0.49,0.0030,0.82,0.0153,0.049,小了,0,-1.45,-1.45,NO,-1.35
13,,2.00,24.00,26.00,200,0.49,0.0030,0.82,0.0153,0.049,小了,0,-1.45,-1.45,NO,-1.35
14,,2.00,26.00,28.00,200,0.49,0.0030,0.82,0.0153,0.049,小了,0,-1.45,-1.45,NO,-1.35
15,,2.00,28.00,30.00,200,0.49,0.0030,0.82,0.0153,0.049,小了,0,-1.45,-1.45,NO,-1.35
16,,2.00,30.00,32.00,200,0.49,0.0030,0.82,0.0153,0.049,小了,0,-1.45,-1.45,NO,-1.35
17,,2.00,32.00,34.00,200,0.49,0.0030,0.82,0.0153,0.049,小了,0,-1.45,-1.45,NO,-1.35
18,,2.00,34.00,36.00,200,0.49,0.0030,0.82,0.0153,0.049,小了,0,-1.45,-1.45,NO,-1.35
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